Home / 3,551.85-5,328.05-1,360.58

Finding the Fourth Proportional to 3,551.85, 5,328.05 and 1,360.58

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Solution

The fourth proportional to 3,551.85, 5,328.05 and 1,360.58 is: 2,040.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.85 : 5,328.05 = 1,360.58 : x
  2. Step 2: Convert to fraction form
    3,551.85/5,328.05 = 1,360.58/x
  3. Step 3: Cross multiply
    3,551.85x = 5,328.05 × 1,360.58
  4. Step 4: Simplify right side
    3,551.85x = 7,249,204.83
  5. Step 5: Solve for x
    x = 7,249,204.83/3,551.85
  6. Step 6: Final answer
    x = 2,040.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.